A friend of my brother is a marketing manager for Tim's, and apparently the reason you can't reproduce the taste of Tim's at home even with Tim's ground coffee or a Tim's coffeemaker is the WATER TEMP. The brewers they use in the shops are extremely hot. That makes for the taste. The other thing my Dad always told me was that they have always flavored their coffee with chickory- that's what that lovely smell is when you walk in......