Old-Fashioned Oat Meatloaf With Ketchup Tomato Glaze

Quick Recipe Version (TL;DR) Yield: 8 servings (about 8 thick slices) Prep Time: 20 minutes Cook Time: 1 hour 10 minutes Total Time: 1 hour 40 minutes (includes 10 minutes rest) Quick Ingredients 2 lb (907 g) ground beef (80/20 preferred) 1 cup (90 g) old-fashioned oats 1 medium yellow onion, finely diced (about 1…