Nothing compares to the delight of biting into a freshly made Bomboloni—Italy’s famous soft, fluffy filled doughnuts. When made with a sourdough starter, Bomboloni develop an even deeper flavor, lighter texture, and wonderful aroma. The natural fermentation creates a tender crumb that perfectly complements sweet fillings.

This collection features six irresistible sourdough Bomboloni variations:

1. Vanilla Cream Bomboloni
2. Chocolate Bomboloni
3. Nutella Bomboloni
4. Raspberry Jam Bomboloni
5. Pastry Cream Bomboloni
6. Lemon Cream Bomboloni

Each starts with the same rich sourdough dough and is finished with a unique filling.

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What Are Bomboloni?

Bomboloni are Italian doughnuts traditionally filled with cream, chocolate, or jam and coated in sugar.

Unlike doughnuts with holes, Bomboloni are:

• Round
• Filled after frying
• Soft and fluffy
• Rich and indulgent

Using sourdough starter adds incredible flavor and texture.

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Sourdough Bomboloni Dough

Ingredients

• 500g bread flour
• 100g active sourdough starter
• 200ml whole milk
• 2 large eggs
• 75g sugar
• 75g softened butter
• 8g salt
• 1 teaspoon vanilla extract

For Frying:

• Vegetable oil

For Coating:

• 1 cup granulated sugar

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Preparing the Dough

Step 1: Mix Ingredients

In a large bowl combine:

• Milk
• Starter
• Eggs
• Vanilla

Mix thoroughly.

Add:

• Flour
• Sugar
• Salt

Mix until a rough dough forms.

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Step 2: Add Butter

Gradually add softened butter.

Knead for 10–12 minutes.

The dough should become:

• Smooth
• Elastic
• Slightly tacky

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Step 3: Bulk Fermentation

Place dough in a greased bowl.

Cover.

Allow to rise for:

8–10 hours

or until doubled.

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Step 4: Shape

Turn dough onto a lightly floured surface.

Roll to approximately:

½-inch thickness.

Cut circles using a 3-inch cutter.

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Step 5: Final Proof

Arrange on parchment-lined trays.

Cover lightly.

Allow to rise:

2–3 hours.

The dough should become puffy.

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Step 6: Fry

Heat oil to:

350°F (175°C)

Fry Bomboloni:

2–3 minutes per side.

They should be golden brown.

Transfer to paper towels.

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Step 7: Sugar Coating

While warm, roll in sugar.

Set aside to cool before filling.

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1. Vanilla Cream Bomboloni

Ingredients

• 2 cups whole milk
• 4 egg yolks
• ½ cup sugar
• 3 tablespoons cornstarch
• 1 teaspoon vanilla extract

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Prepare the Vanilla Cream

Heat milk until steaming.

In another bowl whisk:

• Egg yolks
• Sugar
• Cornstarch

Slowly add warm milk.

Return mixture to saucepan.

Cook until thickened.

Add vanilla.

Cool completely.

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Fill the Bomboloni

Pipe vanilla cream into the center of each doughnut.

Dust lightly with powdered sugar.

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Flavor Profile

• Rich
• Creamy
• Classic bakery flavor

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2. Chocolate Bomboloni

Ingredients

• 1 cup heavy cream
• 200g dark chocolate

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Make Chocolate Ganache

Heat cream until hot.

Pour over chopped chocolate.

Allow to sit for 2 minutes.

Stir until smooth.

Cool until pipeable.

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Fill

Pipe generous amounts into each Bomboloni.

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Why Everyone Loves Them

Chocolate Bomboloni offer:

• Rich cocoa flavor
• Creamy texture
• Decadent filling

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3. Nutella Bomboloni

Ingredients

• 1 cup Nutella

That’s it!

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Filling Method

Transfer Nutella to a piping bag.

Fill each Bomboloni generously.

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Serving Suggestion

Dust with:

• Powdered sugar
• Cocoa powder

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Flavor Profile

• Hazelnut
• Chocolate
• Smooth and rich

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4. Raspberry Jam Bomboloni

Ingredients

• 1 cup raspberry jam

Optional:

• Fresh raspberries

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Filling

Pipe jam into the center.

The tart berries balance the sweet dough beautifully.

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Why Raspberry Works

The acidity provides contrast to:

• Sugar coating
• Rich dough

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5. Pastry Cream Bomboloni

Ingredients

• 2 cups milk
• 4 egg yolks
• ½ cup sugar
• 3 tablespoons cornstarch
• 1 teaspoon vanilla

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Make Pastry Cream

Heat milk.

Whisk yolks, sugar, and cornstarch.

Temper with milk.

Cook until thick.

Cool completely.

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Fill

Pipe into each Bomboloni.

Chill briefly before serving.

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Texture

• Silky
• Thick
• Luxurious

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6. Lemon Cream Bomboloni

Ingredients

• 2 cups milk
• 4 egg yolks
• ½ cup sugar
• 3 tablespoons cornstarch
• Zest of 2 lemons
• 3 tablespoons lemon juice

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Prepare Lemon Cream

Heat milk with lemon zest.

Whisk yolks, sugar, and cornstarch.

Temper and cook until thick.

Add lemon juice.

Cool completely.

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Fill

Pipe into Bomboloni.

Dust with powdered sugar.

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Flavor

• Bright
• Fresh
• Creamy
• Citrusy

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Professional Filling Tips

Use a Piping Bag

Makes filling easier and cleaner.

Create a Small Hole

Use:

• Chopstick
• Skewer
• Piping tip

before filling.

Don’t Overfill

Too much filling may cause bursting.

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Why Sourdough Bomboloni Are Special

Natural fermentation creates:

• Better flavor
• Softer crumb
• Improved texture
• Longer freshness

Many artisan bakeries prefer sourdough doughnuts for these reasons.

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Make-Ahead Instructions

Prepare dough the night before.

Refrigerate overnight.

Shape and fry the following day.

This improves flavor development.

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Storage

Filled Bomboloni:

• Refrigerate up to 2 days

Unfilled Bomboloni:

• Store at room temperature for 1 day

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Freezing Instructions

Freeze unfilled Bomboloni for:

Up to 2 months.

Thaw and fill before serving.

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Additional Filling Ideas

Beyond the six classics, try:

• Pistachio cream
• Salted caramel
• Cookies and cream
• Coffee cream
• Strawberry cream
• White chocolate cream

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Common Mistakes to Avoid

Weak Starter

May create dense doughnuts.

Overproofing

Can cause collapse during frying.

Oil Too Hot

Burns exterior before interior cooks.

Oil Too Cool

Creates greasy Bomboloni.

Filling While Hot

Can melt delicate fillings.

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Perfect Serving Ideas

Serve with:

• Espresso
• Cappuccino
• Latte
• Hot chocolate
• Tea

Bomboloni are especially popular as a breakfast pastry in Italy.

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Final Thoughts

These Six Types of Sourdough Bomboloni showcase the incredible versatility of naturally fermented dough. Whether you prefer the classic elegance of Vanilla Cream Bomboloni, the indulgence of Chocolate Bomboloni, the irresistible richness of Nutella Bomboloni, the fruity brightness of Raspberry Jam Bomboloni, the silky luxury of Pastry Cream Bomboloni, or the refreshing citrus notes of Lemon Cream Bomboloni, there’s a filling for every taste.

With their soft sourdough crumb, golden sugar-coated exterior, and generous creamy centers, these homemade Italian doughnuts rival anything you’d find in a bakery. Once you master the base dough, you’ll have endless possibilities for creating your own delicious Bomboloni variations. Happy baking!