Homemade Spaghetti Sauce

Ingredients

• 1 14oz can tomato sauce
• 1 14 oz can diced tomatoes
• 1 tbsp dried minced onion
• 1 tsp garlic powder
• 1 tbsp basil
• 1/2 tsp parsley
• 1 tsp dried ground oregano
• 1/2 tsp salt
• 1/2 tsp ground black pepper
• 2 tsp avocado oil or olive oil
• 1 cup spinach