So you received a box of chocolates, but do you know which filling is which?

Here, we go over the consensus among chocolate makers.

Tom Ward is the former president and CEO of Russell Stover Candies.

Open Heart-Shaped Box of Chocolates for Valentine’s Day or Special Occasions

Photo: bluestocking/Getty Images

Typically, the square ones have a soft caramel filling, while the rectangular ones are chewy.

(Fudge pieces can also be square but tend to be bigger than caramel-filled chocolates.)

When toffees and caramels are made, they’re hot and liquid.

Row of Square and Rectangular Chocolates filled with toffee or caramel

Written by Heath Goldman; designed by Rebecca Hart

This ensures no goodness is wasted.

In production, the soft centers get scooped or piped into circular rounds and then drizzled with chocolate.

You’ll find some rounded chocolates are domed and are also typically made with a creamy filling.

Row of Circular and Oval Chocolates filled with ganache or cream

Examples include pecan delights and nut clusters.

Sometimes, nut-filled chocolates come in paper linings, like peanut butter cups.

Hint: The foil protects against leaks.

Row of Bumpy Surface Chocolates and Nuts

Foil-wrapped chocolates can also be solid chocolates.

Historically, chocolates were wrapped in foil so that chocolatiers could pass out samples to customers.

Frequently Asked Questions

A 2021 survey showed that nearly 30 percent of US-based respondents prefer caramel-filled chocolates.

Row of Foil-Wrapped Chocolates Showing a Progression from Wrapped to Open to the Cherry-Liquid Filling

The same survey showed that nearly half of respondents prefer milk chocolate over dark or white chocolate.

And the results didn’t change much across genders, with most people choosing milk chocolate as their favorite.

Dark chocolate came in second, and white chocolate rounded out the list in third place.

Chocolate Box Guide: How to Decode a Box of Valentine’s Day Chocolates

Written by Heath Goldman; designed by Rebecca Hart

In general, chocolate symbolizes love, passion, and appreciation.