Hard-To-Find Sweet Potato Casserole

Ingredients

• 1 cup graham cracker crumbs
• 1/2 cup sugar
• 1 stick butter or margarine, melted
• 2 8-oz. pkgs. cream cheese, softened
• 1 tsp. lemon juice
• 1 tsp. vanilla
• 1 cup sugar
• 2 eggs, beaten
• 2 large cans yams, mashed well (I use mixer)
• 1 cup brown sugar
• 1/2 cup flour
• 1/2 cup pecans, chopped