Step 1: Place lentils in a pot along with one garlic clove, 1 bay leaf, and a pinch of salt. Cover with water and boil until tender.
Step 2: Heat oil in a large pan, cook bell peppers for 3 minutes, then add onions and jalapeño peppers and sauté until soft and translucent.
Step 3: Stir in tomatoes, season with salt, pepper, cumin, garlic, and paprika, and cook for 1 minute.
Step 4: Drain lentils and add to the pan with vegetable stock or water. Simmer until liquids reduce and vegetables are cooked through.
Step 5: Adjust seasonings, mix in cilantro, and assemble the lentil tacos with warm tortillas, lentil filling, and your choice of toppings. Enjoy!