Ingredients

The following ingredients have 10 Servings
  • 2 cups all-purpose flour (254 grams)
  • 1/4 cup cornstarch (25 grams)
  • 2 teaspoons baking powder
  • 1 teaspoon baking soda
  • 1/4 teaspoon salt
  • 7 tablespoons unsalted butter, softened (98 grams)
  • 1 1/3 cups sugar (266 grams)
  • 2 large eggs
  • 1 cup (about 2) mashed bananas
  • 1/2 cup buttermilk
  • 3/4 cup chopped hazelnuts (84 grams)
  • 1/2 cup flour (63 grams)
  • 1 cup milk
  • 1/2 cup whipping cream
  • 1 1/2 cups (3 sticks) butter (339 grams)
  • 1 1/2 cups granulated sugar (NOT powdered sugar, 300 grams)
  • 2 teaspoons vanilla
  • 1/3 cup Nutella or hazelnut spread (98 grams)
  • 1/3 cup chopped hazelnuts (37 grams)

Instruction