Tex-Mex Vegan Potluck Casserole

A hearty, low-fat vegan casserole packed with black beans, rice, and veggies—perfect for potlucks! Meat-eaters love it too. Easy, filling, and budget-friendly.

Tex-Mex Black Bean & Veggie Rice Bake
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Recipe #1: Tex-Mex Black Bean & Veggie Rice Bake

Hearty, colorful, protein-packed—and low in fat

Serves: 8+

Ingredients

Cooked brown rice – 4 cups | 950 mL

Black beans, drained & rinsed – 2 cans (15 oz each) | 850 g

Broccoli florets – 3 cups | 300 g

Red bell pepper, diced – 2 cups | 200 g

Corn kernels (frozen or canned) – 1½ cups | 225 g

Tomato paste – 2 tbsp | 30 mL

Water – ½ cup | 120 mL

Lime juice – 2 tbsp | 30 mL

Ground cumin – 2 tsp | 4 g

Chili powder – 1½ tsp | 3 g (can adjust or leave out)

Garlic powder – 1 tsp | 2 g

Salt – 1 tsp | 5 g

Optional: chopped cilantro or sliced green onions for garnish

Instructions

1.Preheat oven to 375°F | 190°C.

2. In a large mixing bowl, combine the rice, beans, corn, bell pepper, and broccoli.

3. In a small bowl, mix the tomato paste, water, lime juice, and spices. Stir until smooth.

4. Pour the sauce over the rice mixture and stir until evenly coated.

5. Transfer to a large casserole dish (9x13 inch | 23x33 cm).

6. Cover with foil and bake for 25 minutes. Uncover and bake another 10 minutes.

7. Let sit 5 minutes before serving. Garnish as desired.

        Love taking casseroles to potlucks? 

Sew your own casserole and pie carriers. Click the image to see sewing patterns available on eBay — perfect for gifts or even a small home sewing business.

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🥤 Recipe and photos © 2026 Cynthia Zirkwitz | Veggie School
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Find more quick, healthy vegan recipes and potluck ideas at Veggie School.

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