Cuisinart DGB-400NAS 12-Cup Automatic Grind & Brew Coffee Maker review

The Cuisinart DGB-400NAS is a 12-cup glass-carafe drip brewer with a blade grinder built into the machine. It grinds whole beans before the brew cycle, but a Grind Off control also lets you use pre-ground coffee. That combination is its main reason to consider it: one appliance can handle either bagged beans or grounds and then make a shared pot. It does not make pods, individual cup drinks, or espresso. The exact Cuisinart product page and its linked DGB-400 Series instruction booklet describe a straightforward carafe routine rather than a grinder for dialing in espresso.

One appliance for whole beans and a pot

The grinder is a blade type, and the machine runs it as part of the brew preparation. The control panel does not offer a user-selected grind-size menu, so it is not the right pick if adjusting burr spacing or saving a specific grinder setting is essential. The manual instead gives a bean measure and warns against overfilling: it calls for one level scoop (one tablespoon) per cup and says not to exceed 14 scoops. For a smaller batch, it recommends one and a half scoops per cup when the 1–4 Cup setting is selected. These are manufacturer instructions, not a tested recipe for every roast or cup size.

The 1–4 Cup button is still a carafe-brew setting, not a separate single-serve route. Cuisinart lists a 12-cup glass pot, and the manual's water-reservoir marks are the practical fill reference. A 24-hour programmable start and adjustable auto-off from zero to four hours cover the familiar overnight-to-morning routine; Brew Pause can interrupt flow for an early pour. The booklet warns that keeping the carafe out for more than 20 seconds may let the filter basket overflow, so it is a brief pause rather than a reliable way to serve several cups while a batch continues.

Grounds remain an option, with a deliberate bypass

If the household changes between whole beans and pre-ground coffee, press Grind Off before brewing grounds. That avoids running the grinder for a batch that is already ground. The basket accepts either a #4 paper filter or the supplied permanent Gold Tone filter; Cuisinart cautions not to double them. The permanent filter saves paper but the manual notes that some fine grounds may pass into the carafe. Paper is a reasonable alternative if that sediment bothers you, while especially fine grounds or excess coffee can back up the basket. The manual gives a maximum of 16 level scoops (16 tablespoons) for pre-ground coffee and warns that the amount must not cause overflow.

There is a charcoal water-filter holder and a self-clean function. Those details broaden the routine, but the machine is not an automatic low-maintenance grinder: the grounds chamber and removable grinder pieces need attention after use. Cuisinart instructs the owner to switch off and unplug the brewer, remove the grinder basket and lid, clean the brew basket parts, then wipe the grinder chamber with a damp cloth. Do not pour water into the grinder chamber; the manual warns that this could damage the motor. The permanent filter, grinder basket, grinder-basket lid and carafe parts can be washed as described in the booklet, including upper-rack dishwasher care for the listed removable parts. The charcoal filter should be removed before decalcifying, and the Clean indicator guides that maintenance cycle.

Glass-pot tradeoffs and close alternatives

The DGB-400NAS puts its carafe on a warming plate, but the exact control panel and manual do not document Low/Medium/High plate selection. If you want to choose among those settings, compare the 14-cup DCC-3200BKSNAS, whose Carafe Temp button controls three plate settings and which has no built-in grinder. If you prefer to remove coffee from a heated base, the 12-cup DCC-3400NAS has an insulated thermal carafe instead; it also lacks a grinder. Those are different serving arrangements, not interchangeable grinder versions of the DGB-400NAS.

Choose this model when built-in whole-bean grinding and pre-ground bypass matter more than a thermal pot or adjustable plate settings, and when the extra chamber-cleaning step is acceptable. Skip it if a pod-sized drink, a separate hot-water route, milk frothing, or hands-on grind-size control is a must. Before buying, check that the offer identifies DGB-400NAS and confirm the carafe, permanent filter and grinder components in its package; an exact product image shows the brewer's design, not a retailer's box. This exact-model DGB-400NAS search uses the model code rather than assuming any similar Cuisinart grinder brewer is the same configuration.