Best Roast Beef Recipe

For the roast beef:

• 3 lbs top round roast beef or 3 ½ lbs, bring it to room temperature 2 hours before cooking – Roast Substitutions: If you're unable to find Top Round Roast (Inside Round), other great options are Top Sirloin Roast (or Top Butt), Bottom Round Roast (Rolled Rump Roast), Eye of Round Roast, or 'chuck roast tender'.
• 3 tablespoon avocado oil or canola oil, or any high-smoke point oil with a mild flavor
• 1 tablespoon Dijon mustard - Alternatively stone-ground mustard or regular mustard will work.
• 1 tablespoon Worcestershire sauce  - You can also try balsamic vinegar or soy sauce.
• 1 ½ tablespoon fresh Rosemary Substitutes: marjoram, oregano, sage, or thyme
• 1 tablespoon minced garlic  about 3 large cloves - Powdered garlic will work in a pinch.
• ½ teaspoon Italian seasoning - Or make your own with oregano, basil, thyme, sage, and rosemary.
• 2 teaspoon fine sea salt
• 1 teaspoon fresh ground black pepper

For the beef gravy:

• ¼ cup cold water NOTE: If you don't enjoy gravy, you can make roast beef au just by simply straining the liquid/drippings from the pan and serving as a side for the roast beef.
• 1 ½ tablespoon xanthan gum if you are not on a keto or low-carb diet, you can use the same amount of cornstarch
• ½ cup dry red wine such as Merlot – it will work for those on a low-carb diet
• 1 ½ cups beef broth if using low-sodium broth, adjust the salt to your taste
• ¼ teaspoon garlic powder - Or use extra onion powder.
• ¼ teaspoon onion powder - Similarly, you can replace onion powder with more garlic powder.
• ½ teaspoon Worcestershire sauce 
• ⅛ teaspoon Dijon mustard
• ¼ teaspoon fine sea salt or to taste
• ¼ teaspoon freshly ground black pepper
• 2 tablespoon unsalted butter