Good-Cooking - Hazelnut Cake

Ingredients

• 1 1/2 cups chopped raw hazelnuts
• 1 cup granulated sugar
• 8 tablespoons (1 stick) unsalted butter
• 1 cup cake flour
• 1 teaspoon baking powder
• 1/2 teaspoon salt
• 1/2 cup crushed pineapple, drained
• 1 teaspoon cinnamon
• 7 egg yolks