Many of us have been working on our home-brew coffee game these past several months.Here are 5 barista-approved items from Amazon that can help you take yours to the next level:.Miroco Electric Milk Frother: $40.Shardor Electric Coffee Grinder: $31.AeroPress Coffee and Espresso Maker: $30.Mr. Coffee Mug Warmer: $11.Starbucks Syrup Variety 4-Pack: $20