The Best Pot Roast and Gravy I've Ever Eaten

Ingredients (26)

• For the Roast:
• 4-5 lbs Boneless Chuck Roast tied or flat
• 1/2 Cup All Purpose Flour
• Kosher Salt
• Black Pepper
• 4 Tablespoons Olive Oil divided
• For the Sauce:
• 2 Yellow Onions chopped
• 1 lb Baby Carrots
• 5 Ribs Celery chopped in 1/2-1" pieces
• 6 Cloves Garlic smashed
• 3 teaspoons Kosher Salt
• 1 teaspoon Black Pepper
• 1 Cup Beef Broth
• 1/2 Cup Balsamic Vinegar
• 1/2 Cup Apple Cider not from concentrate and not apple juice
• 1 Tablespoon Worcestershire Sauce
• 1/2 Cup Water
• 1 Tablespoon Liquid Smoke
• 1 1/2 teaspoons Better than Bouillon chicken
• 28 Ounce Peeled Tomatoes in Puree San Marzano or similar
• 3 Branches Thyme fresh
• 2 Branches Rosemary fresh
• For the Gravy:
• 1 Tablespoon Butter softened
• 2 Tablespoons Flour