Add curry paste: Stir in the red curry paste and cook for another minute, allowing the flavors to meld together.
Incorporate liquids: Pour in the chicken or vegetable broth and the coconut milk. Bring the mixture to a gentle simmer.
Add shrimp and vegetables: Add the shrimp, sliced bell pepper, mushrooms, and carrots to the pot. Cook for about 5-7 minutes, until the shrimp are pink and opaque and the vegetables are tender.
Finish with lime and fish sauce: Stir in the lime juice and fish sauce. Taste and adjust seasoning as needed.
Serve and garnish: Serve the soup hot, garnished with fresh cilantro on each bowl.
Notes
Use high-quality shrimp for the best texture and flavor. Adjust spice level to your preference.