Heat olive oil in a pan and sauté onions and peppers until softened, about 5 minutes

Add garlic, paprika, cumin, and cayenne, cook for 1 minute until fragrant

Transfer mixture to slow cooker and add crushed tomatoes and salt

Cook on low for 2 hours until vegetables are tender

Create wells in the mixture and crack eggs into each well

Cover and cook for 15-20 minutes until egg whites are set

Sprinkle feta cheese over top and garnish with fresh parsley before serving