Piquant Tomato Sauce - cooking recipe

Ingredients

3 cups coarsely chopped tomatoes (about 4 large)
3 cloves garlic, minced
3 stalks celery, finely chopped
3 jalapeno peppers or 1 long hot yellow wax pepper (seeded & finely chopped)
1 medium onion, finely chopped
1 cup water
1/2 cup cider vinegar
1/4 cup lightly packed brown sugar
1/4 cup tomato paste
1 teaspoon chili powder
1 teaspoon cumin
1/2 teaspoon dry mustard
1/2 teaspoon pickling salt

Preparation

Combine tomatoes, garlic, celery, peppers, onion& water in a large stainless steel or enamel saucepan.
Bring to a boil, reduce heat, cover & boil gently, stirring occasionally, for 20 minutes or until mixture has thickened& vegetables are soft.
Cool slightly; puree in a blender or food processor until smooth.
Return mixture to pot and add vinegar & spices.
Boil gently for 5 minutes to blend the flavours, stirring continuously.
Ladle sauce into hot, sterile jars allowing 1/2 inch of head space.
Process 15 minutes for 250 ml jars & 20 minutes for 500 ml jars.