Before starting, preheat the oven to 450°F.Wash and dry all produce.Garlic Guide for Step 5: 1/8 tsp (1/4 tsp) mild, 1/4 tsp (1/2 tsp) medium and 1/2 tsp (1 tsp) extra! Cut sweet potatoes into 1/4-inch rounds. Add sweet potatoes and 1 tbsp oil to an unlined baking sheet. (NOTE: For 4 ppl, use 2 unlined baking sheets, with 1 tbsp oil per sheet.) Season with salt and pepper, then toss to coat. Roast in the bottom of the oven, flipping halfway through, until tender and golden-brown, 16-18 min. (NOTE: For 4 ppl, roast in the middle and bottom of the oven, rotating sheets halfway through.)

Meanwhile, core, then cut pepper into 1/4-inch slices. Peel, then cut half the onion into 1/4-inch slices (whole onion for 4 ppl). Peel, then mince or grate garlic. Roughly chop chives.

Heat a large non-stick pan over medium-high heat. When hot, add 1/2 tbsp (1 tbsp) oil, then beef. Cook, breaking up beef into smaller pieces, until no pink remains, 4-5 min.** Carefully drain and discard excess fat. Add half the garlic and half the Enchilada Spice Blend. Cook, stirring often, until fragrant, 1 min. Season with salt and pepper. Transfer beef to a plate.

Heat the same pan over medium-high. Add 1/2 tbsp (1 tbsp) oil, then onions and peppers. Cook, stirring occasionally, until veggies soften slightly, 3-4 min. Season with salt, pepper and remaining Enchilada Spice Blend. Cook, stirring occasionally, until veggies are tender-crisp, 2-3 min. Add beef, then toss to combine.

Meanwhile, add sour cream, half the chives, 1/2 tsp (1 tsp) vinegar and remaining garlic to a small bowl. (NOTE: Reference garlic guide.) Season with salt and pepper, then stir to combine.

Arrange sweet potato rounds on plates in a single layer. Top with veggies and beef, then cheese. Dollop chive crema over top. Sprinkle with remaining chives.