Grilled Citrus-Marinated Flank Steak with Charred Vegetables

By AislePrompt Editorial · Published 2026-05-20 · Updated 2026-05-20

Tender flank steak marinated in a bright citrus blend and grilled alongside smoky charred vegetables, compliant with Whole30 guidelines. This Latin American-inspired beef recipe (whole30, gluten free), ready in about 35 minutes, pairs flank steak, orange juice, lime juice for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 370 calories and feeds 4, so it slots cleanly into a Whole30 week and pairs well with roasted sweet potato or a simple olive-oil salad. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Ingredients

• 1.5 lbs flank steak
• 1/4 cup, fresh squeezed orange juice
• 2 tbsp, fresh squeezed lime juice
• 3, minced garlic cloves
• 3 tbsp extra virgin olive oil
• 1 tsp ground cumin
• 1 tsp kosher salt
• 1/2 tsp black pepper
• 1 large, sliced into 1/2-inch strips red bell pepper
• 1 large, sliced lengthwise into 1/2-inch strips zucchini
• 1 medium, cut into 1/2-inch thick rings red onion

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Instructions

1. Step 1: In a bowl, whisk together 1/4 cup fresh orange juice, 2 tbsp fresh lime juice, 3 minced garlic cloves, 3 tbsp extra virgin olive oil, 1 tsp ground cumin, 1 tsp kosher salt, and 1/2 tsp black pepper to create the marinade.
2. Step 2: Place 1.5 lbs flank steak in a shallow dish and pour marinade over it, turning to coat evenly. Cover and refrigerate for at least 1 hour, up to 4 hours.
3. Step 3: Preheat grill to medium-high heat (about 450°F). Toss 1 large sliced red bell pepper, 1 large sliced zucchini, and 1 medium sliced red onion rings with 1 tbsp olive oil and a pinch of salt.
4. Step 4: Grill marinated flank steak for 4-5 minutes per side for medium-rare, or until desired doneness. Remove and let rest for 10 minutes before slicing thinly against the grain.
5. Step 5: Grill vegetables for 3-4 minutes per side until tender and charred at edges. Serve sliced steak with grilled vegetables on the side.