Make this recipe a recipe that people in that category can eat. categories: ['low_sugar'], recipe: core the tomatoes and cut them in half horizontally. place the tomato halves into a mixing bowl. mix the remaining ingredients together and pour over the top of the tomatoes and mix thoroughly. marinate for at least 6 hours in the refrigerator. remove from the refrigerator and place the tomatoes cut side up onto a wax paper-lined baking sheet. place the tomato tray into a 150ºf pre-heated oven and allow them to slow roast for 6½-7 hours. remove from the oven and allow to cool.

Target recipe: preheat oven to 350º. remove outermost skin of onions, leaving a hard, inedible exterior. put onions in a bowl. add enough olive oil to nearly cover them, toss to coat. transfer onions to a roasting pan, reserving oil. bake, basting onions occasionally with reserved oil, until they are tender when pierced with a knife. (baking time depends on the size of the onion but they will probably be done in 45 minutes to 1 hour and 15 minutes.) transfer onions to a plate and let them cool. place roasting pan over a medium hot burner and add vinegar. reduce liquid to a dark, hazy syrup. pour syrup over onions. season to taste with salt and pepper and sprinkle with parsley. serve cool.