Vegan Chipotle Mac and Cheese with Spicy Tempeh Crumbles

Name: Vegan Chipotle Mac and Cheese with Spicy Tempeh Crumbles
Prep time: 5 min
Cook time: 1 h
Total time: 1 h 5 min
Cuisine: American
Ingredients: 1 tbsp oil; 1 small onion, diced; 2 cloves garlic, smashed and peeled; 1 15oz can diced tomatoes, ideally fire roasted; 1 cup vegetable broth; 2 chipotles in adobo; 1 tbsp adobo; 3/4 tsp salt; 1 pound tempeh, crumbled; 1 cup cashews, soaked if not using a high powered blender; 3 cups water; 1/4 cup nutritional yeast; 1 tbsp red miso; 6 whole chipotles in adobo, seeded (use less for a milder sauce); 1 tbsp adobo from the chipotle can; 2 tsp apple cider vinegar; 1 1/2 tsp salt; 1/4 tsp turmeric; 1/4 cup vegan butter or refined coconut oil; 1/4 cup all purpose flour; 1 pound elbow macaroni or small shaped pasta; sliced scallion greens, for garnish