4mediumcarrotsliced in half and lengthwise, divided for 2 servings
16spearsasparagusdivided for 2 servings
2largeportobello caps
1tbspolive oil1.5 tsp per serving
1tbspbalsamic vinegar1.5 tsp per serving
1/4tspdried thyme
1/8tspsea salt
2red onionslices for serving
2tomatoslices for serving
Instructions
PREHEAT grill to 400 degrees. If using a grill pan, heat until smoking and grease liberally with olive oil spray. Combine carrots, asparagus, and portobello caps in a large mixing bowl. Drizzle with olive oil and balsamic vinegar. Season with sea salt and thyme. Use hands to gently coat. Set aside.
COMBINE ground beef and seasonings. Use hands to combine and form into 2 patties.
PLACE carrots on grill and grill 5 minutes. Add asparagus, mushroom caps, and beef patties to grill and cook an additional 10 minutes turning burgers after 5 minutes. For smaller asparagus spears, remove from grill after 5-7 minutes.