1 lb. lean ground beef
3/4 c. uncooked regular oats
1/2 c. milk
2 tsp. minced onion
1 large egg
1 tsp. Worcestershire sauce
1/2 tsp. salt
1/4 tsp. dry mustard
1/4 tsp. garlic salt
1/4 tsp. pepper
1 (12 oz.) bottle chili sauce
3 packaged Cheddar cheese slices, cut into 1-inch strips

Stir together first 10 ingredients in a large bowl just until combined. Place in a 9 x 5-inch loaf pan.

Bake at 350°F for 40 to 45 minutes. Pour chili sauce over meat loaf and bake 20 to 25 more minutes or until meat is no longer pink in center. Arrange cheese slices in a crisscross pattern on top of meat loaf. Let stand 10 minutes before slicing.