Makes: 6 servings at $2.63 each. Prep: 20 minutes. Cook: about 12 minutes. Stand: 5 minutes.
Heat oil in 8- to 10-quart heavy-bottomed pot. Add onion, garlic and sweet peppers; cook until peppers are tender, 8 minutes. Add salt, black pepper, thyme, pepper flakes and turmeric; cook 1 minute. Add broth, water, peas and shrimp; simmer, covered, 2 minutes.
Remove from heat. Stir in couscous; cover; let stand 5 minutes. Serve, garnished with olives.