Mango Cake
["1 1/2 c. all-purpose flour", "1 tsp. baking soda", "1 c. white sugar", "2 eggs", "2/3 c. butter", "1 tsp. vanilla extract", "1 c. ripe mango puree"]
["Preheat oven to 375\u00b0.", "Grease a 9 x 5 inch baking pan. Cream butter and sugar until light and fluffy."]
["flour", "baking soda", "white sugar", "eggs", "butter", "vanilla extract", "mango puree"]