Combine beet and vinegar in small bowl. Place avocado, bell pepper, radish, cheese, cilantro and lime wedges into small bowls.

Combine shrimp, salt, cumin, chili powder and oil in a med. bowl.

Cook shrimp in a nonstick pan over med. high heat 3 min. on each side, until opaque. Transfer to a serving bowl.

Place all bowls and the warmed tortillas on the table and allow everyone to build their own taco.