Make It
Step 1
Combine asparagus, zucchini, squash, bell pepper, onion, thyme and bouillon in large bowl; stir well.
Step 2
Lay out eight 12-inch-long pieces of heavy-duty foil. Divide vegetable mixture among each piece of foil.
Step 3
Preheat grill to medium-high heat. Wrap vegetables in foil and crimp edges to form sealed packets.
Step 4
Grill packets in a closed grill, seam-side-up, for 7 to 10 minutes or until vegetables are crisp-tender.