Step 1

Preheat oven to 400°F.

Step 2

In a large, oven-safe skillet add olive oil and place over medium heat.

Step 3

Once hot, add onions and cook for 3 minutes until starting to soften.

Step 4

Add garlic, oregano and red pepper flakes. Cook for another 2 minutes until fragrant.

Step 5

Add diced tomatoes (with the juices from the can), spinach and olives. Season with salt and pepper. Stir to combine and simmer over medium-low heat for 5-7 minutes until slightly reduced and thickened.

Step 6

Arrange shrimp on top of tomato mixture. Crumble feta cheese around skillet and squeeze lemon juice on top.

Step 7

Place the skillet in the oven and bake for 12-15 minutes until shrimp are pink.

Step 8

Switch the oven to broil and broil for 1-2 minutes until feta starts to turn golden brown.

Step 9

Remove from oven, garnish with fresh oregano and serve with crusty bread or rice.