Vegetable Lasagna - Vegan Heaven

Ingredients

• 1 onion
• 2 cloves of garlic
• 3 carrots
• 1 red bell pepper
• 1 yellow bell pepper
• 9 oz brown button mushrooms
• 1 can diced tomatoes
• 2 1/2 cups crushed tomatoes
• 2 handfuls baby spinach
• 1 teaspoon soy sauce
• 1 teaspoon dried oregano
• 2 teaspoons dried basil
• salt, to taste
• 2 teaspoons vegetable broth powder
• black pepper, to taste
• 9 lasagna noodles
• 3/4 cup vegan sour cream
• 1 cup vegan shredded cheese