Oven-Baked Frito Pie - this is so good

Ingredients:

• 1 lb. lean ground beef
• 1 can (8 oz) tomato sauce
• 1 can (16 oz) chili beans
• 1 can (15 oz) diced tomatoes
• 1 cup shredded cheddar cheese (2% fat kind)
• 3 1/2 cups corn chips (Fritos)
• 1 envelope low sodium taco seasoning
• 1 1/4 cup fat free sour cream

Directions:

1. Cook ground beef until meat is browned; drain. Stir in beans, tomato sauce, diced tomatoes, taco seasoning mix and 1/4 c. of cheese. 
2. Sprinkle 1 cup corn chips in bottom of 8x8 baking dish. Cover with chili. 
3. Bake at 350 for twenty minutes. Spread sour cream over chili. Top with remaining corn chips and cheese. 
4. Bake four TO five minutes longer.