Greek-Style Tuna and White Bean Salad

Name: Greek-Style Tuna and White Bean Salad
Prep time: 20 min
Total time: 20 min
Cuisine: Greek
Ingredients: 1 cup cherry tomatoes; ½ telegraph cucumber; 1 small or ½ medium red onion; ¼ cup kalamata olives; ½ tsp dried oregano; 1x 400g (undrained weight) tin of butterbeans; 2x 95g cans or 1x 185g can of tuna in springwater; 50 g feta cheese; 1 Tbsp olive oil, or more to taste; Juice of a lemon; Salt and pepper to taste