preheat your grill to medium heat, with indirect heat in the center. Season steak with salt and pepper on both sides. Chop vegetables into bite size portions. Slice portabella mushroom into strips.
melt 2 tbsp butter with lemon and pepper in a small pan. Bring out the the grill to season shrimp.
Add all vegetables to a grill skillet with 2 tbsp butter, garlic, pepper and soy sauce. Place skillet over direct heat.
Sear steak 1 minute on each side over direct heat, then place over indirect heat along with shrimp.
Brush lemon pepper and butter mixture over shrimp and turn about every 2 minutes, brushing more butter and lemon as you see fit. Don’t forget to toss the vegetables occasional as well.
Steak will take about 3-5 minutes on each side or until center temp is at least 130F (for medium rare). When the steak and shrimp is done, take everything off the grill while the steak rests for 1-2 minutes. Serve steak and shrimp over veggies and enjoy!