1. Heat greased grill to medium-high heat.
2. Thread shrimp onto 8 skewers; sprinkle with seasoning, turning skewers to evenly coat both sides of each shrimp. Grill 3 min. on each side or until shrimp turn pink.
3. Cover 4 large plates with spinach; top with next 6 ingredients.
4. Drizzle with dressing; top with shrimp.