In large, microwave-safe bowl, microwave potatoes on high 5 minutes.
Chop broccoli into large pieces.
Add broccoli and shrimp to bowl once potatoes are steamed.
Add lemon juice, thyme and olive oil; evenly coat potatoes, shrimp and broccoli. Season with salt and pepper, to taste.
Build skewers and grill 10-15 minutes on medium-high heat, until shrimp is cooked through.