Rainbow Grain Bowl

By AislePrompt Editorial · Published 2026-03-29 · Updated 2026-03-29

A colorful, nutrient-packed grain bowl featuring quinoa, roasted vegetables, and a tangy lemon-tahini dressing that shines like a prism. This Mediterranean recipe (vegetarian, gluten-free), ready in about 65 minutes, pairs quinoa, zucchini, beets for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 320 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with rice, quinoa, or a quick 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 cup quinoa
• 1 cup zucchini
• 1 cup beets
• 1 cup yellow squash
• 1/2 cup red onion
• 1 lemon
• 3 tbsp tahini
• 2 tbsp olive oil
• 1 tbsp honey
• 1 tsp grated lemon zest
• 1/2 tsp salt
• 1/4 tsp black pepper
• 1 cup chickpeas
• 1/4 cup fresh parsley

The sheet pan we’d roast this on → Best Sheet Pans in 2026: Top Picks + Buying Guide

Instructions

1. Step 1: Preheat oven to 400°F (200°C). Toss 1 cup quinoa with 1/2 tsp salt and 1 tbsp olive oil. Spread on a baking sheet and roast for 15-20 minutes until golden and slightly crispy.
2. Step 2: Dice 1 cup zucchini, 1 cup beets, 1 cup yellow squash, and 1/2 cup red onion into 1/2-inch cubes. Toss with 1 tbsp olive oil, 1/2 tsp salt, and 1/4 tsp black pepper. Roast for 20-25 minutes until tender and caramelized.
3. Step 3: In a small bowl, whisk 3 tbsp tahini, 2 tbsp olive oil, 1 tbsp honey, 1 tsp grated lemon zest, 1/2 tsp salt, and 1/4 tsp black pepper until smooth. Squeeze in the juice of 1 lemon.
4. Step 4: In a large bowl, combine the roasted quinoa, roasted vegetables, and 1 cup chickpeas. Drizzle with the lemon-tahini dressing and toss to coat. Garnish with 1/4 cup fresh parsley and serve immediately.