Minnie'S Apple Crumb Cake
["3 c. flour", "1/2 tsp. baking soda", "3 lb. apples, peeled and chopped", "juice of 1/2 lemon", "1 c. sugar", "1 c. melted margarine", "4 Tbsp. sugar", "1/2 tsp. cinnamon"]
["Combine flour, 1 cup sugar and baking soda.", "Add to melted margarine.", "Use slightly more than half the mixture to line an ungreased 9 x 13-inch glass baking dish.", "Combine apples, 4 tablespoons sugar, lemon juice and cinnamon.", "Pour into baking dish.", "Arrange remaining crumb mixture on top and pat down gently. Bake at 350\u00b0 for 1 hour."]
["flour", "baking soda", "apples", "lemon", "sugar", "margarine", "sugar", "cinnamon"]