The phrase "a plain and easy" is correct and usable in written English.
It can be used to describe something that is simple and straightforward to understand or do.
Example: "The instructions provided were a plain and easy guide to assembling the furniture."
Alternatives: "simple and clear" or "straightforward and uncomplicated".
Set forth in a plain and easy Stile, for the instruction both of old and young.
His Two Treatises of Government (1690) were written to justify the Glorious Revolution of 1688 89, and his Letter Concerning Toleration (1689) was written with a plain and easy urbanity, in contrast to the baroque eloquence of Hobbes.
"This should have been a plain and easy thing," said Michael P. McCleary, the county justice of the peace who worked alongside Mr. Bachmann in Precinct 1 and would have presided over Mr. Caffall's eviction case.
Other authors recorded the distortions of the size of perceived objects while intoxicated by the fungus, including naturalist Mordecai Cubitt Cooke in his books The Seven Sisters of Sleep and A Plain and Easy Account of British Fungi.
"The Art of Cookery Made Plain and Easy" is a perfect example, a best seller.
First Catch Your Hare: The Art of Cookery made Plain and Easy by Hannah Glasse, a facsimile of the first edition with essays by Jennifer Stead and Priscilla Bain, Prospect Books £27.50.
She has moved to a storefront at 163 West 10th Street, where she has a display window and room for more than 3,000 books, including a 1763 edition of Hannah Glasse's "Art of Cookery Made Plain and Easy".
The recipe is derived from Hannah Glasse's "Art of Cookery Made Plain and Easy," first published in England in 1747.
This direction is generally attributed to Hannah Glasse, habit-maker to the Prince of Wales, and author of The Art of Cookery made Plain and Easy (1747).
One of the earlier mentions of "mashed" potatoes was in the 1747 English cookbook "The Art of Cookery Made Plain and Easy," by Hannah Glasse.
However, the customer testimonials on the page ("It's paper, plain and easy. I sometimes find myself wondering: what will Google think of next? Cardboard?") seemed a little too ridiculous to be true.
