Roasted Cauliflower Taco Bowls with Cilantro Lime Ranch

Ingredients

• mayonnaise
• sour cream
• lime
• garlic powder
• onion powder
• finely chopped cilantro
• green onion, chopped
• salt
• head cauliflower
• olive oil
• chili powder*
• smoked paprika
• ground cumin
• cayenne pepper
• dried oregano
• freshly cracked pepper
• long grain white rice
• water
• can black beans
• frozen corn
• cooking oil
• pint grape tomatoes
• Fresh cilantro and sliced green onion for garnish