Description
A bold, savory marinade that transforms tough cuts of beef into tender, flavorful London Broil. This perfect balance of acidity, sweetness, and umami penetrates deep into the meat for maximum flavor and tenderness.
Ingredients
Scale
- ½ cup soy sauce (or tamari for gluten-free)
- ¼ cup balsamic vinegar
- ¼ cup olive oil
- 2 tbsp Worcestershire sauce
- 2 tbsp Dijon mustard
- 2 tbsp brown sugar
- 4 garlic cloves, minced
- 1 tbsp fresh rosemary, chopped
- 1 tsp black pepper
- 1 tsp smoked paprika
- ½ tsp red pepper flakes (optional)
Instructions
- Whisk all ingredients in a bowl until sugar dissolves.
- Place 1.5-2 lb flank steak or top round steak in a resealable bag or shallow dish.
- Pour marinade over meat, ensuring full coverage. Remove excess air from bag if using.
- Marinate in refrigerator 4-12 hours (8 hours ideal), flipping occasionally.
- Remove meat 30 minutes before cooking. Discard used marinade.
- Cook as desired (grill, broil, or pan-sear) to preferred doneness.
- Let rest 10 minutes before slicing thinly against the grain.
Notes
- For deeper flavor: Add 1 tbsp tomato paste
- Acid adjustment: Substitute red wine vinegar for balsamic
- Marinade safety: Never reuse on cooked meat
- Freezer option: Marinate meat before freezing for future use
- Serving suggestion: Reserve some fresh marinade (before adding to meat) for basting
- Prep Time: 10 mins
- Cook Time: 0 mins
- Category: Marinade
- Method: Marinating
- Cuisine: American
Nutrition
- Serving Size: 2 tbsp (marinade only)
- Calories: 80
- Sugar: 5g
- Sodium: 900mg
- Fat: 5g
- Saturated Fat: 1g
- Unsaturated Fat: 4g
- Trans Fat: 0g
- Carbohydrates: 7g
- Fiber: 0g
- Protein: 1g
- Cholesterol: 0mg