Make this recipe a recipe that people in that category can eat. categories: ['gluten_free'], recipe: heat olive oil in a skillet over medium heat. add the onions and cook for 5-8 minutes, until tender and translucent. add the sugar and cook, stirring occasionally, for 15-20 minutes, until golden brown. add remaining ingredients and cook, stirring often to avoid scorching, for 20 minutes, or until thick and jamlike. the slower it is cooked, the richer the jam will be. store tightly covered in refrigerator for up to 2 weeks.

Target recipe: heat oil in heavy frying pan, then add onions and saute untils slightly brown. season with salt, then reduce heat and continue to cook, stirring constantly, until caramelized and tender. add rest of ingredients except the tomato, and cook on low heat for 30 minutes, stirring occasionally. add tomato and cook 15 more minutes. remove from heat and let cool. store in a jar in the refrigerator for up to 2 weeks.