Spaghetti Marinara Sauce

"This Slow Cooker Spaghetti Marinara Sauce Recipe comes to my rescue when we (inevitably) run out of jarred marinara sauce on spaghetti night. Thankfully it's made from ingredients I always have floating around the pantry, it's super easy, and 'oh hey!' it tastes good too! Go ahead and make it a meal with whole grain pasta, or Zucchini Noodles, Turkey Meatballs, and Two Minute Garlic Knots! The great thing about this sauce is that it's so customizable. If you love black olives in your sauce, throw them in! Hate garlic? Skip it! Going paleo? Omit the sugar! Also, it makes your house smell amazing. Mmmmm..."