Thinly slice the radishes, onion and mushrooms. Heat the olive oil in a skillet over a medium heat. Add the beef, cooking until browned all over. Add the onion.
Step 2
Add the mushrooms and radishes. Continue to stir fry over a medium/high heat for 3-4 minutes more until the vegetables are fork tender.
Step 3
Add the tamari sauce, sesame oil and chili flakes. Stir well to combine and cook for just a minute to heat through.
Step 4
Divide the beef stir fry between the four lettuce cups and scatter with the toasted sesame seeds to serve.
Ingredients
Hamburger or ground beef, 90% lean – 8 oz
Romaine Lettuce – 4 innerleaf
Radish – 3 medium – 3/4″ to 1″ diameter
Mushrooms – 2 medium
Olive Oil – 1 tablespoon
Tamari Sauce – 1 tablespoon
Sesame Oil – 1 teaspoon
Sesame Seeds, Hulled, Toasted, Unsalted – ½ teaspoon, whole pieces