Momma’s Best Meat Loaf Stuffed with Cheese

MOMMA’S BEST MEAT LOAF STUFFED WITH CHEESE5 lbs. of lean ground beef8 slices of whole wheat or white bread, toast and then crumble6 eggs, beaten1 c. milk1 (16-oz.) container chopped onion mix1 (14.5-oz.) can diced tomatoes, drained½ c. catsupSalt, black…