The only thing you need to caramelize sugar is sugar. Here’s Christopher Kimball with the case. | Christopher Kimball’s Milk Street

Caramelized Banana Spice Cake with Brown Sugar Bourbon Glaze I. Ingredients For the Caramelized Bananas (Topping) 3 ripe, firm bananas, sliced 1/2 inch thick 2 tablespoons unsalted butter 1/4 cup (50g) packed light brown sugar For the Banana Spice Cake 2 cups (240g) all-purpose flour 1 teaspoon baking soda 1/2 teaspoon baking powder 1 teaspoon ground cinnamon 1/2 teaspoon ground nutmeg 1/4 teaspoon ground cloves 1/2 teaspoon salt 1/2 cup (113g or 1 stick) unsalted butter, softened 1/2 cup (100g)