
Peanut butter is a food paste or spread made from ground, dry-roasted peanuts. It commonly contains additional ingredients that modify the taste or texture, such as salt, sweeteners, or emulsifiers. Peanut butter is consumed in many countries. The United States is a leading exporter of peanut butter and one of the largest consumers of peanut butter annually per capita. January 24 is National Peanut Butter Day in the United States.

Marcellus Gilmore Edson was a Canadian chemist and pharmacist. In 1884, he patented a way to make peanut paste, an early version of peanut butter.

A fluffernutter is a sandwich made with peanut butter and marshmallow creme usually served on white bread. Variations of the sandwich include the substitution of wheat bread and the addition of various sweet, salty, and savory ingredients. The term fluffernutter can also be used to describe other food items, primarily desserts, that incorporate peanut butter and marshmallow creme.

Jar with a Twist is a peanut butter jar. It has a rotating bottom which functions similar to a deodorant stick to bring the contents of the jar up towards the top for easier access.

Mary Jane is an old-fashioned peanut butter- and molasses-flavored taffy-type candy. Originally made in 1914 by Robert O. Lord's candy manufacturing company, he named it after his wife. Lord sold his company to the Charles N. Miller Company in the Depression, then it was made by Stark Candy Company, it was later manufactured by Necco starting in 2008 following their acquisition of Stark Candy. Charles Miller initially made candy in his kitchen in what was once the home of Paul Revere It has featured the same "little girl" illustration on its wrappers since its inception.

A peanut butter and jelly sandwich (PB&J) consists of peanut butter and fruit preserves — jelly — spread on bread. The sandwich may be open-faced, made of a single slice of bread folded over, or made between two slices of bread. The sandwich is popular in the United States, especially among children; a 2002 survey showed the average American will eat 1,500 before graduating from high school. There are many variations on the sandwich, starting with the basic peanut butter sandwich or jam sandwich.

A peanut butter bun is a Hong Kong sweet bun found in Hong Kong as well as Chinatown bakery shops. The bun has layers of peanut butter fillings, sometimes with light sprinkles of sugar mixed with the peanut butter for extra flavor. Unlike other similar buns, the shape varies, depending on the bakery.

A peanut butter cookie is a type of cookie that is distinguished for having peanut butter as a principal ingredient. The cookie originated in the United States, its development dating back to the 1910s. If crunchy peanut butter is used, the resulting cookie may contain peanut fragments.

A peanut butter cup is a molded chocolate candy with a peanut butter filling inside. Peanut butter cups are one of the most popular kinds of candy confection in America. They can be made at home, but like most candies, they are commonly mass-produced. They may also be available in candy shops, produced by local or regional candymakers.

The peanut butter and banana sandwich (PB&B), or peanut butter, banana and bacon sandwich (PB,B&B), sometimes referred to as an Elvis sandwich or simply the Elvis, consists of toasted bread slices with peanut butter, sliced or mashed banana, and occasionally bacon. Honey or jelly is seen in some variations of the sandwich. The sandwich is frequently cooked in a pan or on a griddle. The recipe for the sandwich has been published in numerous cookbooks and newspaper stories. It is sold commercially in restaurants that specialize in peanut butter sandwiches, such as Peanut Butter & Co.

Peanut punch is a beverage that is popular in the Caribbean. The main ingredients of the drink include peanuts/peanut butter, milk and sugar. However, variations occur whereby regular milk is often replaced or added to a mixture including condensed milk, spices, corn flakes, Angostura bitters, glucose powder and quite often granola mix. The drink is often regarded by some to be an aphrodisiac due to its high fat, protein and overall energy content.

Reese's Crispy Crunchy Bar is a candy bar similar to the Butterfinger, Clark Bar and 5th Avenue but differs by adding peanuts and peanut butter. It has a middle section made of flaky peanut butter, a layer of peanut butter, is covered with chopped peanuts and then coated with milk chocolate. The candy bar was introduced in February 2006in the United States as an addition to their Reese's product line and is still in production.

Reese's Fast Break is a chocolate bar produced by the Hershey Company. Like Reese's Peanut Butter Cups, Reese's Fast Break has a milk chocolate coating over a peanut butter filling. However, the Fast Break also has a layer of nougat beneath the peanut butter.

Reese's Peanut Butter Cups are an American candy consisting of a chocolate cup filled with peanut butter, marketed by The Hershey Company. They were created on November 15, 1928, by H. B. Reese, a former dairy farmer and shipping foreman for Milton S. Hershey. Reese left his job with Hershey to start his own candy business. Reese's generates more than $2 billion in annual sales for The Hershey Company, and Reese's Peanut Butter Cups are number one on the list of top-selling candy brands.
Reese's Pieces are a peanut butter candy manufactured by The Hershey Company; they are oblate spheroid in shape and covered in candy shells that are colored yellow, orange, or brown. They can be purchased in plastic packets, cardboard boxes, or cup-shaped travel containers. Reese's was originally invented by H.B. Reese, owner of The H.B. Reese Candy Company. The H.B. Reese Candy Company was merged with The Hershey Company in 1963.

Reese's Sticks, formerly called "ReeseSticks," are wafers filled with peanut butter and covered in milk chocolate. Introduced in 1998, they are manufactured by The Hershey Company. They are sold in pairs, similar to Twix and two finger Kit Kat bars.

Reese's Whipps is a candy bar made of peanut butter nougat and a layer of peanut butter coated with milk chocolate. It was introduced in 2007.

Scotcheroos are dessert bars with chocolate, butterscotch, peanut butter, and Rice Krispies. The recipe was originally printed on the Rice Krispies box in the mid-1960s. They are popular in the Midwestern United States, especially Iowa.