Pesto Pea Salad without sprinkles lemon

6 potatoes , chopped, boiled and cooled 3 -4 chopped hard-boiled eggs 1/2-1 onion , chopped 2 -3 celery ribs , thinly sliced 2/3-3/4 cup mayonnaise 2[...]

2 (15 1/2 ounce) cans chickpeas , roughly chopped 1 (12 ounce) jar roasted red peppers, drained and thinly sliced 24 black olives , pitted and roughly chopped[...]