Apple Lasagna Recipe 3

Name: Apple Lasagna Recipe 3
Ingredients: 1 egg, lightly beaten; 2 cups (8 ounces) shredded reduced-fat cheddar cheese; 1 cup (8 ounces) part-skim ricotta cheese; 1/4 cup sugar; 1 teaspoon almond extract; 2 cans (21 ounces each) apple pie filling; 6 lasagna noodles, cooked, rinsed and drained; Topping:; 1/3 cup all-purpose flour; 1/3 cup packed brown sugar; 1/4 cup quick-cooking oats; 1/2 teaspoon ground cinnamon; Dash ground nutmeg; 3 tablespoons cold butter; Sour cream sauce:; 3/4 cup reduced-fat sour cream; 3 tablespoons brown sugar