Authentic Italian Bomboloni Recipe | Filled Doughnuts - Kitchen Scroll

Ingredients

• 2 cups strong bread flour (280g)
• 2 cups 00 flour or all-purpose flour (280g)
• 3 large eggs, at room temperature
• 6 1/2 tbsp butter, softened (90g)
• 1/2 cup granulated sugar (100g)
• 1/2 cup lukewarm milk (120ml)
• 1/2 tsp vanilla paste or 1 tsp vanilla extract
• 2 1/4 tsp fast action yeast (7g)
• 1 small pinch of salt
• 2-3 tbsp caster sugar or confectioners sugar for rolling
• Sunflower or vegetable oil for frying
• 5 egg yolks
• 2 1/2 cups milk (500ml)
• 1/4 cup cornstarch (30g)
• 1/3 cup sugar (70g)
• 1/2 tsp vanilla paste or 1 vanilla bean
• Zest of 1 lemon