Beef with spaghetti

1 lb lean ground beef 1 teaspoon garlic powder 1/2 teaspoon salt 1/2 teaspoon ground cumin 1 (10 ounce) can diced tomatoes and green chilies , undrained 3/4[...]

2 eggs , beaten 12 ounces hunt's tomato paste 1/4 cup minced onion 1/4 cup grated parmesan cheese 2 tablespoons minced parsley 1 garlic clove , minced 2[...]

2 tablespoons flour 1/2 teaspoon garlic salt 1/2 lb sliced beef liver , cut into 1-inch pieces 1 tablespoon oil 1 (8 ounce) can tomato sauce 1 green pepper ,[...]