Charcoal-Grilled Vegetable Skewers with Herb Dressing

By Lauren Mitchell, Test Kitchen Director · Reviewed by AislePrompt Editorial · Published 2026-06-02 · Updated 2026-06-02

Colorful seasonal vegetables threaded on skewers and grilled over charcoal, served with a fresh herb vinaigrette. This mediterranean-inspired grilling (vegetarian) ready in about 35 minutes blends large, cut into wedges red onion, whole button mushrooms, olive oil into a versatile sauce that lifts everything from grain bowls and roasted vegetables to grilled proteins — a small-batch staple worth keeping in the fridge. Each serving lands at about 120 calories and feeds 6, so a small batch covers several meals across the week without taking over the fridge. 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

• 2 medium, sliced into 1/2-inch rounds zucchini
• 1 large, cut into 1-inch squares red bell pepper
• 2 medium, sliced into 1/2-inch rounds yellow squash
• 1 large, cut into wedges red onion
• 12 whole button mushrooms
• 1/4 cup olive oil
• 1/4 cup chopped fresh parsley
• 2 tbsp chopped fresh oregano
• 2 tbsp fresh lemon juice
• 2 minced garlic cloves
• 1 tsp salt
• 1/2 tsp black pepper
• enough for medium heat wood charcoal briquettes

Instructions

1. Step 1: Soak wooden skewers in water for 30 minutes to prevent burning.
2. Step 2: Thread 2 slices of zucchini, 2 pieces of red bell pepper, 2 slices of yellow squash, 2 red onion wedges, and 3 button mushrooms alternately onto each skewer until all vegetables are used, making 6 skewers total.
3. Step 3: In a small bowl, whisk together 1/4 cup olive oil, 1/4 cup chopped fresh parsley, 2 tbsp chopped fresh oregano, 2 tbsp fresh lemon juice, 2 minced garlic cloves, 1 tsp salt, and 1/2 tsp black pepper to create the herb dressing.
4. Step 4: Light a charcoal grill and let coals burn until covered with white ash, about 20-25 minutes, creating medium heat.
5. Step 5: Place the vegetable skewers on the grill and cook for 10-12 minutes, turning every 3 minutes, until vegetables are tender and charred at the edges.
6. Step 6: Remove skewers from heat and brush evenly with the herb dressing. Serve immediately.