Jalapeno-Cheese Cornbread
["1/2 c. all-purpose flour", "1 c. yellow cornmeal", "3 tsp. baking powder", "3/4 tsp. baking soda", "3/4 tsp. salt", "4 oz. sharp Cheddar cheese", "1 jalapeno pepper, seeded and minced", "1/4 c. margarine, melted", "2 eggs", "1 c. buttermilk"]
["Combine flour, cornmeal, baking powder, soda and salt.", "Add cheese and jalapeno, mixing well."]
["all-purpose", "yellow cornmeal", "baking powder", "baking soda", "salt", "Cheddar cheese", "pepper", "margarine", "eggs", "buttermilk"]