Grilled Potato and Parsley Pesto Salad

1 pound potatoes mini red and whites 1 x salt * 4 tablespoons olive oil divided 1 x black pepper freshly ground * Parsley pesto: 3 tablespoons pine nuts[...]

3 pounds new potatoes small and new 1 1/3 cups mayonnaise good quality, or you can use half yogurt or sour cream to replace half mayonnaise 7 cloves garlic or[...]