Incrementally

Do it incrementally. Don't try to get it all done at once.

Source: tatoeba (4130104)

Vice President Slumber Tsogwane said that, based on the government's response to the coronavirus outbreak and the current trajectory of the disease, the administration decided to open the economy albeit incrementally, while observing the disease patterns.

Source: tatoeba (11578385)

NASA says the tests will include up to five flights that will fly incrementally farther distances of up to a few hundred meters, and for durations that will eventually be as long as 90 seconds.

Source: tatoeba (12357394)

The probability density of the Bayesian posterior was estimated by Metropolis-coupled Markov chain Monte Carlo, with multiple incrementally heated chains.

Source: wiktionary