Thai Curry Noodles with Shrimp

INGREDIENTS

• salt
• 1 tablespoon madras curry powder
• 1/2 teaspoon tumeric
• 1 tablespoon red curry paste
• vegetable oil
• 1/3 cup scallions, sliced for garnish
• 1 tablespoon sugar
• 2 1/4 cups unsweetened coconut milk
• 1 pound raw shrimp, peeled and deveined
• 1 1/2 cup chicken stock or unsalted chicken broth
• 2 tablespoons flour
• 3 garlic cloves, peeled and thinly sliced
• 1 tablespoon fresh lime juice
• 1 lime quartered for garnish
• 2 tablespoons fish sauce or more to taste
• 1 cup shallots, sliced into rounds
• 1 teaspoon cumin, ground
• 1 tablespoon corn starch
• 1 pound lo mein noodles or thin spaghetti, cooked according to directions and cooled