Mushroom & Lentil Tacos with Creamy Garlic Avocado Sauce

Name: Mushroom & Lentil Tacos with Creamy Garlic Avocado Sauce
Cook time: 20 min
Total time: 20 min
Cuisine: American, TexMex
Ingredients: 1 medium yellow onion, diced; 2 tsp (10 mL) vegetable oil; 2 cloves garlic, crushed; 5 cups (500 g) mushrooms, coarsely chopped; 1.5 tsp (7.5 g) cajun spice mix*; 1 tsp (5 g) cumin powder*; 1 tsp (5 g) paprika powder*; 1/4 tsp cayenne pepper or chili powder (optional)*; 1/4 tsp salt; 1/4 tsp black pepper; 2 cups (400 g) cooked brown lentils**; 2 Tbsp (30 mL) ketchup; 8 small soft taco wraps or shells (GF if desired); 1 cup (100 g) purple cabbage, thinly sliced; 1 cup (175 g) whole corn kernels; 2 limes, juiced (~2 Tbsp or 30 mL); 2 cloves garlic; 1 tsp (5 g) cumin powder; 1 medium ripe avocado; 2 Tbsp (30 mL) unsweetened plant-milk