Average Cost (AVCO) Method. Average cost method (AVCO) calculates the cost of ending inventory and cost of goods sold for a period on the basis of weighted average cost per unit of inventory. Weighted average cost per unit is calculated using the following formula: Like FIFO and LIFO methods, AVCO is also applied differently in periodic inventory system and perpetual inventory system. In periodic inventory system, weighted average cost per unit is calculated for the entire class of inventory.
Spaghetti aglio e olio â (spaghetti with garlic and oil in Italian), a traditional Italian pasta dish coming from Naples. Spaghetti alla puttanesca â (literally spaghetti whore-style in Italian), a tangy, somewhat salty Italian pasta dish invented in the mid-20th century.
Recipe by: Chef John. No two spaghetti aglio e olio recipes are alike, but this one is pretty true to the classic method. The key is slowly toasting the garlic slices to a perfect golden-brown in the olive oil. If it's too light, you don't get the full flavor and if it's too dark it gets bitter.irections. Prep. Cook. Ready In. 1  Bring a large pot of lightly salted water to a boil. 2  Cook spaghetti in the boiling water, stirring occasionally until cooked through but firm to the bite, about 12 minutes. 3  Drain and transfer to a pasta bowl.