Chickpea Omelette Sandwich

Name: Chickpea Omelette Sandwich
Cook time: 10 min
Total time: 10 min
Cuisine: World Cuisine
Ingredients: 1 Tbsp (7 g) ground flax seeds; 3 Tbsp (45 mL) water; ½ red bell pepper, finely chopped; ½ red onion, finely chopped; ½ cup (45 g) chickpea flour (same as garbanzo bean flour); ½ cup (120 mL) unsweetened plant-based milk; 1 Tbsp (10 g) nutritional yeast; ¼ tsp onion powder; ¼ tsp garlic powder; ¼ tsp kala namak (optional)*; ¼ tsp salt; ⅛ tsp black pepper; 1 Tbsp (15 mL) olive oil; 6 slices bread of choice (GF if desired); 2 tsp (10 mL) olive oil; 1½ Tbsp (22 g) vegan mayonnaise; 1 cup (30 g) lettuce of choice; 1 tomato, cut in ½ inch (1 cm) thick slices; 1 avocado, peeled, pitted, thinly sliced