Chickpea and Roasted Red Pepper Pantry Tagine

Name: Chickpea and Roasted Red Pepper Pantry Tagine
Ingredients: 2 Tbsp. extra-virgin olive oil; 1 1/2 tsp. ground cumin; 1 tsp. garlic powder; 1 tsp. ground cinnamon; 1 tsp. ground turmeric; 1/2 tsp. cayenne pepper; 1 1/4 tsp. kosher salt, divided; 1 (14-oz.) can chickpeas, drained, rinsed; 1 (12-oz.) jar roasted red peppers, cut into 1–2 pieces; 1/2 cup dried currants (about 2.5 oz.); 1 tsp. apple cider vinegar; 1 cup couscous; 1/4 cup roasted, salted pistachios (about 1.5 oz.), coarsely chopped