Creamy Apple Dessert

Ingredients

• 1/4 c. butter or margarine
• 1 1/2 c. graham cracker crumbs
• 1 c. sour cream
• 1/4 c. lemon juice
• 1 can sweetened condensed milk
• 1 can apple pie filling
• 1/4 c. chopped walnuts or pecans
• 1/2 tsp. cinnamon