Chipotles In Adobo Sauce - Tex Mex - cooking recipe

Ingredients

10 chipotle chiles, stems removed and slit lengthwise
1/3 cup white onion, 1/2 inch slices
5 tablespoons cider vinegar
2 garlic cloves, sliced
4 tablespoons catsup
1/4 teaspoon salt
3 cups water

Preparation

Combine all ingredients in nonreactive saucepan, cover and cook over very low heat for 1 to 1 1/2 hours until chiles are very soft and liquid has reduced to 1 cup.