Ingredients: 4 teaspoons vinegar; 1/4 cup sugar; 1/4 teaspoon dry mustard; 1/4 teaspoon salt; 1 cup mayonnaise; 2 (10-ounce) bags fine shredded cabbage, chopped to 1/4 inch long ...

Southern fried chicken, coleslaw, biscuits and ham, brownies -- it's the iconic July 4th picnic, so popular (once upon a time) that it became a cliche of the culture, pictured in classic cartoons ...