Prep Time: 5 Minutes
Cook Time: 8 Minutes
Total Time: 13 Minutes
1. Pat steak dry with paper towels. Mix five-spice powder with sugar and salt. Rub both sides of steaks with about 2 teaspoons of mixture.
2. Heat oil in cast-iron skillet over high heat until oil is shimmering. Place steak into skillet and cook to desired degree of doneness, turning once. Remove from heat and let rest at least 5 minutes before serving.
3. While steak rests, mix cucumbers with vinegar, red pepper flakes, onion, garlic, cilantro, sugar and salt. Toss.
4. Serve steak with cucumber salad. Garnish with additional cilantro leaves if available.