1. Prepare Rice: Bring 2 cups vegetable broth and next 4 ingredients to a boil in a medium saucepan over medium-high heat. Cover, reduce heat to low, and simmer 15 to 18 minutes or until liquid is absorbed and rice is tender. Remove from heat, and keep warm.
2. Prepare Soup: Peel shrimp; devein, if desired.
3. Bring coconut milk and next 3 ingredients to a boil in a large saucepan over medium heat. Add shrimp, peas, and mushrooms. Reduce heat to low, and simmer, stirring occasionally, 5 to 6 minutes or just until shrimp turn pink and vegetables are tender.
4. Spoon rice into bowls. Top with soup, and sprinkle with cilantro. Season with salt to taste.