I tracked every dollar I spent on coffee for a month, just to see. $94.67. That is three lattes a week plus the occasional drip coffee at the gas station. In a year, that is over $1,100. On coffee. Brown water that I could make at home for maybe thirty cents a cup.

So I stopped. Not cold turkey — I like the ritual of “going to get coffee” too much to give that up entirely. But I switched to making it at home for the daily stuff and only buying coffee out as a treat. Here is the math and the setup.

The math (it is worse than you think)

A medium latte at a coffee shop: $5.50 with tip. Three times a week: $16.50. Times 52 weeks: $858 a year. Add a couple of $3 drip coffees and a pastry here and there, and you hit $1,200 easily. That is a weekend trip somewhere. That is a new laptop every two years.

Making the same latte at home: espresso beans (about 50 cents worth), milk (30 cents), and a pump of vanilla syrup (5 cents). Total: under a dollar. If you make 200 coffees at home instead of buying them, you save roughly $900 a year. The equipment pays for itself in two to three months.

The setup I use (total cost: about $80)

You do not need a $600 espresso machine. Here is the budget version that makes coffee as good as most cafes:

• AeroPress: $35. Plastic, unbreakable, makes a concentrated coffee that works as espresso in a latte. Takes two minutes. Cleanup is popping the puck into the trash.
• Milk frother: $15. The little handheld whisk kind. Heat milk in the microwave for 45 seconds, froth for 10 seconds, and you have steamed milk with foam that is 80% as good as a steam wand.
• Fresh beans: $12-15 per bag, lasts about two weeks. Whole beans, ground fresh each morning. A $20 blade grinder is fine to start.

Total upfront cost: about $80. After three months, the equipment has paid for itself in savings.

The ritual replacement

What I actually missed was not the coffee. It was the fifteen-minute break — the walk, the barista who knew my order, the change of scenery. So I replaced it with a different ritual: I make my AeroPress coffee, pour it into a travel mug, and walk around the block while I drink it. I still get the break. I still get the walk. The coffee costs fifty cents instead of five dollars.

On Fridays, I still go to the coffee shop. That is my treat day. Two lattes a week instead of seven — and the savings hit my savings account automatically via a recurring transfer. Watching that number go up every month is surprisingly satisfying.