I have to post this really quick for safekeeping.Try this and you won't buy it again.

Ingredients:
1 (6 ounce) can tomato paste with garlic
1/2 cup light corn syrup
1/4 cup white vinegar
1/4 cup white balsamic vinegar
1/4 cup water
1 tablespoon sugar
1 teaspoon salt
1/4 teaspoon onion powder

Combine all ingredients in a medium saucepan over medium heat.
Stir and bring to a boil, reduce heat and simmer for 30 min.
Stir often.
Remove from heat and cover til cool.
Keep in a covered container in fridge.