Baked Eggs and Greens in Harissa Tomato Sauce

Name: Baked Eggs and Greens in Harissa Tomato Sauce
Ingredients: 1 28-oz. can whole peeled tomatoes; ½ small loaf country-style bread, torn into 2 pieces (about 3 cups); 5 Tbsp. extra-virgin olive oil, divided, plus more for serving; Kosher salt, freshly ground pepper; 2 garlic cloves, coarsely chopped; 3 Tbsp. capers; ¼ tsp. crushed red pepper flakes; 3 Tbsp. harissa paste; 1 Tbsp. double-concentrated tomato paste; 1 bunch Tuscan kale, ribs and stems removed, leaves coarsely chopped; 4 large eggs; 1 cup plain whole-milk Greek yogurt; Coarsely chopped parsley (for serving)