Preparation / Directions:
Assemble and attach rotor slicer/shredder using fine shreder cone (no 1). Turn to speed 4 and shred cheese into bowl. Add beans, tomato puree, chiles, salt, cumin, coriander, and chili powder. Attach bowl and flat beater. Turn to speed 2 and mix until beans are partially mashed, about 1 1/2 minutes.
Melt butter in large skillet over medium heat. Add onion and garlic and saute 3 minutes. Add bean mixture and simmer 5 minutes or until cheese melts. Serve warm with taco chips.