Vegan Pumpkin Mac and Cheese

• 1 tbsp. olive oil
• 2 cups pureed pumpkin
• 1 tbsp. tomato paste
• 2 tbsp. ketchup
• 3 large garlic cloves
• 1 tsp sea salt
• 1 tsp onion seasoning
• 1/4 tsp red pepper flakes optional
• 3 tbsp. nutritional yeast optional
• 3 tbsp. vegan butter of choice
• 1 cup soy milk
• 1 cup cheese of choice
• Cooked pasta of choice, sauce serves 4

Toppings:

• 1/2 cup salt and vinegar chips
• 1/4 cup crushed walnuts
• fresh thyme
• fresh sage