Cook the vegetables for a few minutes, until grill marks are showing up, and flip to the other side.
Grill the meat for another 6-9 minutes and then remove from the grill, to a plate and tent with foil.
Let the meat rest for 5-8 minutes.
Meanwhile, place the crema, chili powder and lime juice in a bowl and whisk until everything is well incorporated.
1/3 Cup Mexican Crema, 1 teaspoon Chili Powder, 1/2 Lime
Set aside.
In another small bowl, break up the cotija cheese into little crumbles.
1 Cup Cotija Cheese
Remove the grilled vegetables to a cutting board.
Let the vegetables cool until you can touch them, slice the corn off of the cob and chop the zucchini into chunks.
Slice the meat into thin strips.
Place a little crema on the tortilla followed by, steak, zucchini, corn, salsa, cotija, cilantro and a squeeze of lime.
1 Cup Salsa, 1/4 Cup Cilantro
Fold in the top and bottom of the burrito, and then, grab the side, pull it up over the filling and tuck it under the filling, continuing to roll the burrito shut.