1. If there is any remaining bean mixture, it can be used as a filling in tortilla shells without any further cooking. Add lettuce if desired.
2. Due to different recipes of making tomato puree, the liquid content may vary. Gradually add excess water when making the bean mixture if necessary.
3.I used GoVeggie brand Mexican style cheese. It's vegan. You may notice that most of the GoVeggie cheese are lactose free but not vegan. However this Mexican style is labeled vegan. It may not be commonly seen in some stores.