1 medium cauliflower crown
2 tbsp. olive oil, divided
1 tbsp. lime juice
1 garlic clove, minced
1 tsp. ground cumin
½ tsp. ancho chili powder
¼ tsp. black pepper
salt to taste
2 ripe avocados, pitted and peeled
¼ cup finely chopped fresh cilantro
3 tbsp. lime juice
1 medium tomato, seeded and diced
½ red onion, diced
1 jalapeño pepper, minced
1 garlic clove, minced
¼ tsp. salt
¼ tsp. black pepper
4-6 sandwich rolls, sliced open
shredded lettuce
cayenne pepper hot sauce