📖 Instructions

1. First things first, preheat that oven of yours! Set it to a nice toasty 400°F (200°C). While it's getting warm, line a large, sturdy baking sheet with parchment paper. Trust me on the parchment paper—it makes cleanup a breeze, and nobody likes scrubbing baked-on veggie bits.
2. Now for the fun part: prepping your veggies! Grab all those beautiful vegetables from your fridge. Wash them thoroughly under cold running water. For the broccoli, cut it into small, bite-sized florets. For bell peppers, remove the core and seeds, then chop them into 1-inch pieces. Zucchini? Halve it lengthwise, then slice it into half-moon shapes about 1/2-inch thick. Carrots and potatoes should be peeled (if you like) and cut into 1/2-inch cubes or rounds, making sure everything is roughly the same size so they cook evenly. Don't forget the red onion; slice it into thick wedges.
3. Time to get seasoned! In a very large mixing bowl—you'll want plenty of room to toss everything—combine all your chopped vegetables. Drizzle about 2-3 tablespoons of olive oil over them. Next, sprinkle with 1 teaspoon of garlic powder, 1/2 teaspoon of dried oregano, 1/2 teaspoon of salt, and 1/4 teaspoon of black pepper. If you're feeling fancy, a pinch of red pepper flakes adds a nice little kick! Get your hands in there and really toss those veggies around until every single piece is coated evenly with the oil and spices. This ensures maximum flavor and gorgeous browning.
4. Carefully spread the seasoned vegetables in a single layer on your prepared baking sheet. It’s super important not to overcrowd the pan. If the veggies are piled on top of each other, they'll steam instead of roast, and you'll end up with soggy veggies (and nobody wants that!). If you have too many veggies for one sheet, use a second one.
5. Pop that baking sheet into your preheated oven. Let them roast for about 15 minutes. At this point, carefully pull the sheet out, give the veggies a good stir or flip with a spatula or tongs, and then slide it back into the oven for another 10-15 minutes. You're looking for them to be tender-crisp and beautifully caramelized around the edges. They should have a lovely golden-brown hue, indicating all that amazing flavor developing.
6. To check for doneness, simply pierce a potato or carrot with a fork. It should slide in easily, but the veggies should still hold their shape. If they're still a bit firm for your liking, give them another 5-10 minutes, checking frequently. Remember, oven temperatures can vary!
7. Once your sheet pan veggies are perfectly roasted, pull them out of the oven. If you have some fresh parsley or thyme, a little sprinkle over the top adds a lovely burst of freshness and color. Serve them immediately as a delicious side, or make them the star of your plate alongside some quinoa, rice, or a lean protein. Enjoy this incredibly easy and flavorful dinner, you earned it!