01 - Preheat oven to 425°F. Line a baking sheet with parchment paper.
02 - In a large bowl, toss cubed sweet potatoes with 2 tbsp olive oil, smoked paprika, cumin, salt, and pepper until evenly coated.
03 - Spread sweet potatoes in an even layer on prepared baking sheet. Roast for 25-30 minutes, turning halfway through, until golden and tender. Allow to cool slightly.
04 - While potatoes roast, whisk together 3 tbsp olive oil, lime juice, honey or maple syrup, minced garlic, 1/2 tsp cumin, salt, and pepper in a small bowl until combined.
05 - In a large salad bowl, combine roasted sweet potatoes, red onion, spinach or mixed greens, avocado, and half the pumpkin seeds. Drizzle with dressing and gently toss to coat.
06 - Top with crumbled feta cheese if using and remaining pumpkin seeds. Serve immediately.