Peanut Butter Cake
["5 Tbsp. butter", "1/3 c. peanut butter", "1 c. granulated sugar", "2 eggs", "1 1/2 tsp. baking powder", "1 1/2 c. flour", "1 1/2 tsp. baking soda", "1 tsp. vanilla", "1 1/4 c. buttermilk"]
["Cream butter, peanut butter and sugar.", "Add eggs and cream for 5 minutes.", "Add vanilla.", "Mix dry ingredients together.", "Add buttermilk alternating with dry ingredients.", "Bake in 9 x 13-inch pan at 325\u00b0 for 30 to 35 minutes."]
["butter", "peanut butter", "sugar", "eggs", "baking powder", "flour", "baking soda", "vanilla", "buttermilk"]