Heat olive oil in a skillet over medium heat.
Add onion and sauté until soft and fragrant.
Add garlic and cook briefly.
Add ground beef and cook until browned.
Season with oregano, cumin, paprika, coriander, salt, and pepper.
Simmer for 2–3 minutes to develop flavor.
In a bowl, whisk together all garlic yogurt sauce ingredients.
Assemble bowls with grains, beef, vegetables, sauce, and toppings.