Avocado Salad with Tomatoes, Mozzarella, Basil Pesto

INGREDIENTS

1/2 lb

red cherry tomatoes (or grape tomatoes, halved)

1/2 lb

yellow cherry tomatoes (or grape tomatoes, halved)

avocados (, diced)

cucumber (, sliced)

1/3 cup

red onion (, diced)

8 oz

small fresh mozzarella cheese balls

1/4 cup

basil pesto

1 tbsp

lemon juice

salt and pepper