Preheat the broiler. Line a baking sheet with foil.
Wash, halve lengthwise, and seed the bell peppers.
2 red bell peppers
2 orange bell peppers
Place the peppers cut-side down on the baking sheet. Place in the oven and broil until the peppers start to soften and brown, 3-4 minutes.
Drain the tuna and transfer to a large bowl.
2 (6 oz) cans chunk light tuna in water
Wash and halve the tomatoes; add to the tuna bowl.
1 pint grape tomatoes
Wash and dry the parsley. Shave the leaves off the stems; discard the stems and mince the leaves. Add to the bowl.
1 small bunch Italian (flat-leaf) parsley
Peel and mince the shallots; add to the bowl.
2 shallots
Halves the olives and add to the bowl.
½ cup Kalamata olives, pitted
Add the capers, feta, lemon juice, olive oil, Dijon, and pepper to tuna mixture. Mix until well combined.
2 tbsp capers
1 (4 oz) pkg crumbled feta cheese
½ lemon
2 tbsp extra virgin olive oil
2 tsp Dijon mustard
½ tsp black pepper
Remove the peppers from the oven and carefully flip them over. Fill the peppers with the tuna mixture. Return to the oven and broil for another 3-4 minutes.
Wash and dry the spinach.
1 (5 oz) pkg baby spinach
Cut the remaining piece of lemon into wedges.
½ lemon
Place the stuffed peppers on a plate. Arrange a bed of greens on the side; drizzle with olive oil and squeeze lemon juice over top. Enjoy!