var Basket = (function() {
  var startPrice = 10,
      products = [];

  function addProduct(price, name) {
    products.push({
      price: startPrice + price,
      name
    });
  }
  function showProducts() {
    for (var i=0; i<products.length; i++) {
      console.log(products[i]);
    }
  }

  return {
    addProduct,
    showProducts
  }
}());

Basket.addProduct(20, 'Sugar');
Basket.addProduct(40, 'Sault');
Basket.showProducts();