01 -
In a medium bowl, combine olive oil, soy sauce, lemon juice, Worcestershire sauce, minced garlic, smoked paprika, and black pepper. Whisk thoroughly until the mixture is emulsified.
02 -
Place steak cubes in a large resealable bag and pour in half of the marinade. Seal and toss to coat evenly, then refrigerate for 30 minutes to 2 hours. In a separate bowl, toss shrimp with the remaining marinade, cover, and refrigerate for 20 to 30 minutes.
03 -
Preheat grill to medium-high heat (about 205°C). Thread steak, shrimp, bell peppers, onion, and zucchini onto skewers, alternating ingredients and leaving slight gaps for even cooking.
04 -
Brush the grill grates lightly with oil to prevent sticking. Arrange the skewers on the hot grill and cook for 3–4 minutes per side, rotating occasionally, until the steak reaches preferred doneness and the shrimp are pink and opaque.
05 -
Remove skewers from the grill and allow to rest for several minutes before serving warm with side dishes such as rice, salad, or grilled corn.