Green Barbecue Sauce - cooking recipe

Ingredients

2 1/2 lbs green tomatoes, coarsely chopped
1 1/2 lbs tomatillos, husked and coarsely chopped
2 garlic cloves, pressed
1/2 - 1 cup sugar
1 cup white vinegar
1 large sweet onion, coarsely chopped (about 1 1/2 cups)
1 tablespoon dry mustard
1/2 teaspoon dried crushed red pepper
1 teaspoon salt

Preparation

Cook all ingredients in a large stockpot over medium-low heat 2 hours or until tomatoes and tomatillos are tender. Cool.
Process green tomato mixture, in batches, in a food processor or blender until smooth.