Prepare your protein of choice. Sofritas or Mexican black beans can be made several days ahead.
Make the salsa and guacamole if using.
Rinse the rice under cold water for 1 minute, agitating gently. Drain well.
Add rice, water, bay leaf, salt, and 1 teaspoon olive oil to a saucepan. Bring to a boil, then reduce to a simmer. Cover and cook for 7 minutes without stirring.
Remove from heat, uncover, place a clean towel over the pot, cover again, and steam for 10 minutes.
Fluff rice and stir in lime zest, lime juice, lemon juice, cilantro, and remaining olive oil. Adjust salt to taste.
Heat avocado oil in a large skillet over medium-high heat. Add onion, bell pepper, oregano, salt, and pepper. Cook 8–10 minutes until tender-crisp and lightly caramelized.
Assemble the Vegan Burrito Bowl with rice, protein, fajita veggies, salsa, and guacamole. Finish with desired toppings and serve.