Layered Banana Split Dessert
["1 1/2 c. flour", "3/4 c. (1 1/2 sticks) margarine, melted", "3 Tbsp. sugar", "1/2 c. pecans, chopped"]
["In a bowl, mix together flour, melted margarine, sugar and pecans.", "Press into the bottom of a 9x13-inch baking dish."]
["flour", "margarine", "sugar", "pecans"]