Best Twice-Baked Sweet Potato Gnocchi Casserole Recipe| Flavour Network

Ingredients

• 2 medium sweet potatoes
• 2 cups all purpose flour
• 1 egg yolk
• ½ tsp salt
• ½ Tbsp olive oil
• 4 sausage links, casings removed
• 1 onion, finely diced
• 2 Tbsp butter
• 1 clove garlic, minced
• ¼ tsp salt
• 1 tsp Italian seasoning
• 1 cup cherry tomatoes
• 2 cups fresh spinach
• 660 ml marinara sauce
• 340 grams firm mozzarella
• Basil to garnish