Oven Spareribs - cooking recipe

Ingredients

2 slabs ribs
1 (24 oz.) bottle ketchup
1 (24 oz.) water
1 c. Worcestershire sauce
1 large onion, sliced
lemon juice

Preparation

Heat oven to 375\u00b0.
Sprinkle ribs with lemon juice.
Cook for 1/2 hour.
While cooking, combine rest of ingredients.
Bring to boil, then remove.
Pour over ribs and bake 45 minutes to 1 hour (until tender).