Pasta Alfredo with mushrooms

Name: Pasta Alfredo with mushrooms
Prep time: 10 min
Cook time: 40 min
Total time: 40 min
Yield: 4 portions
Ingredients: 60 g fresh baby spinach leaves; 1120 g filtered water; 250 g dried fettuccine; 1 ½ tsp salt; 2 tsp extra virgin olive oil; 3 garlic cloves; ½ brown onion; 40 g pepitas; 20 g nutritional yeast; 1 tbsp tahini; ¼ tsp dried thyme; ½ tsp dried basil; 2 tsp lemon juice; 1 tbsp sorghum flour; 1 pinch ground black pepper; 350 g plant-based milk; 200 g fresh brown mushrooms; 2 tbsp vegan Parmesan cheese; fresh flat-leaf parsley