Best Kielbasa Sheet Pan Bake Recipe - How To Make Sheet Pan Kielbasa

Ingredients

• 1 large sweet potato, cut into 3/4" cubes (about 3 c.)
• 10 oz. small Brussels sprouts, halved (about 3 c.)
• 8 oz. seedless red grapes
• 2 tbsp. apple cider vinegar
• 2 tbsp. extra-virgin olive oil
• Kosher salt
• Freshly ground black pepper
• 1 (14-oz.) cooked kielbasa sausage, cut into rounds
• 1/2 c. sour cream
• 1 tbsp. lukewarm water
• 2 tsp. Dijon mustard
• 1 1/2 tsp. curry powder
• 2 scallions, sliced