Meat Balls

Ingredients

• 1 1/2 lb. ground beef
• 1/2 c. milk
• 3/4 c. bread crumbs
• 1 tsp. salt
• 1/2 tsp. pepper
• 1 onion
• 2 Tbsp. vinegar
• 3 Tbsp. sugar
• 2 Tbsp. Worcestershire sauce
• 1 can tomato paste
• 1 can water
• 1/2 c. catsup