Mountain View Linda'S Parisian Burger Sauce - cooking recipe

Ingredients

1 1/4 cups ketchup
1 1/4 cups tomato paste
1/4 cup yellow mustard
2 teaspoons celery seeds
1 teaspoon black pepper
1/4 cup dried onion

Preparation

Rehydrate dried onion with enough water to cover for at least 1 hour. Drain and discard water.
Combine all ingredients and refrigerate for at least 1 hour. Tastes best overnight.
Keeps well in the refrigerator.