Perfectly snug in bottom cabinets. It's not the prettiest home appliance anyways... Might as well let it not be a focal point.
Kitchen Appliance Design - Warming Drawer - Jane Lockhart Interiors
Deep drawer with slots, 19 Inexpensive Ways To Fix Up Your Kitchen (PHOTOS)
Sharp's microwave drawer. There's no reason to pay for a premium brand on this appliance :-)
undercounter microwave, open shelving
Cutout opening requirements for a Sharp 24-in. microwave drawer; requirements differ for different sizes and brands.
Great idea for extra outlets without seeing them: Under-counter Outlet Strips
1.0 cu. ft. Built-In Microwave Drawer with 1,000 Cooking Watts, 11 Power Levels, Angled Digital Touch Controls, LCD Display and Manual Door Opening: Stainless Steel
Driven by Decor, microwave under the counter