You are here: Home » Recipes » Blueberry-Peach Coffeecakes Blueberry-Peach Coffeecakes Recipe by Nancy Vienneau and Third Thursday Potluck Yield 18 servings Fiori di Sicilia extract imparts a beguiling citric and floral essence to the batter. You can substitute 1/2 teaspoon vanilla, 1/4 teaspoon orange extract and 1/4 teaspoon lemon extract. Teresa Blackburn PrintEmail Ingredients 2 sticks unsalted butter, softened3 cups vanilla sugar, divided*4 eggs2 cups sour cream1 teaspoon vanilla1 teaspoon Fiori di Sicilia extract (available from King Arthur Flour)4 cups all-purpose flour2 teaspoons baking powder2 teaspoons baking soda1 teaspoon salt1 tablespoon cinnamon5 to 6 ripe peaches, peeled, pitted and sliced2 pints fresh blueberries, washed and drained1 cup pecan pieces Instructions Preheat oven to 350F. Grease 2 (9-inch) square baking pans. Cream together butter and 2 cups vanilla sugar. Beat in eggs, one at a time, followed by sour cream and both extracts. Sift flour, baking powder, baking soda, and salt together in a separate bowl. Slowly add dry ingredients and mix until the batter is smooth. Do not overbeat. Whisk remaining cup of sugar and cinnamon together in a small bowl. Spread half of the batter in pans. Add a layer of sliced peaches and blueberries. Sprinkle with about half of the cinnamon sugar. Repeat, using the rest of the batter and remaining fruit. Top with cinnamon sugar and pecan pieces. Bake 45 to 50 minutes. Serve warm or at room temperature. • Keep a canister of vanilla sugar (vanilla bean infusing white sugar) on hand to use in baking. If you don’t have this, you can use plain sugar instead. Makes 2 cakes. The recipe can be halved with fine results.