Perfect Potstickers

Ingredients

• 1/2 cup sunflower oil
• 8 green onions white and greens thinly sliced
• 1 chile pepper small serrano, thinly sliced
• 1 clove garlic minced
• 1 1/2 tablespoons sugar
• 1/4 cup soy sauce
• 1/4 cup water
• 4 tablespoons sunflower oil plus more for pan-frying
• 1/2 cup shallots chopped
• 1/2 teaspoon salt or to taste
• 2 cloves minced garlic
• 1 teaspoon fresh ginger shredded
• 1/4 teaspoon white pepper
• 2 cups lentils cooked, then processed in a food processor or blender until uniform and fluffy
• 1 package potsticker wrappers round