Buy according to how you plan to use the sauce. A tomato-based barbecue sauce is a good all-purpose sauce, vinegar-based sauces are ideal for marinating meat, and those with a mustard base are ...
Barbecue sauce makes everything it touches taste big ... but I prefer to strip it back further and start with a small can of tomato paste. It's usually under $2, and it's easy to keep stocked ...
Put the tomatoes, red pepper, bay leaves, rosemary, sun-dried tomato paste, olive oil ... stirring to ensure it is well coated in the sauce. Cook for a further 8 minutes. Scatter over the olives ...