One-Pot Tuscan Pasta

Ingredients

• 1 leek, dark green tips and root removed and discarded, halved lengthwise, and thinly sliced
• 4 cloves garlic, minced
• 10 oz (280 g) portobello mushrooms, thinly sliced (4 portobellos)
• 1 tbsp (6 g) Italian seasoning
• 1/4 tsp red pepper flakes
• 1 15oz [425-g] can diced tomatoes
• 1 15oz [425-g] can tomato sauce or passata
• 2 3/4 c (650 mL) low-sodium vegetable stock
• 1/2 tsp sea salt, or to taste
• 10 oz (280 g) dried brown rice spaghetti or linguine
• 1 1/2 c (273 g) cooked or canned borlotti, navy, or cannellini beans, drained and rinsed
• 1 tsp coconut sugar
• 1 1/2 c packed (60 g) baby spinach
• 3 tbsp (12 g) nutritional yeast
• 1 tsp red wine vinegar
• Freshly ground black pepper
• Fresh thyme or oregano