Hearty Vegetarian Spaghetti Sauce with Tofu and Mushrooms - The Weary Chef

Ingredients

• 2 tablespoons olive oil
• 1 yellow onion chopped
• 8 ounces super firm or extra firm tofu
• 4 ounces white or baby bella mushrooms sliced
• 4 cloves garlic minced or crushed
• 1/2 teaspoon kosher salt (or to taste)
• 1 tablespoon Italian herb seasoning
• 1/4 teaspoon red pepper flakes optional
• 28 ounces canned petite diced tomatoes undrained
• 28 ounces canned crushed tomatoes