When it comes to popular Thai restaurants in Boston that serve spicy cuisine, there are several options worth exploring. Here are a few notable ones:

1. Dok Bua Thai Kitchen

Dok Bua Thai Kitchen, located in Brookline, is a beloved Thai restaurant known for its authentic flavors and extensive menu. They offer a variety of spicy dishes, including their famous Pad Kee Mao (drunken noodles) and Tom Yum soup.

2. Brown Sugar Café

Brown Sugar Café, with multiple locations in Boston, is another popular choice for Thai food enthusiasts. Their menu features a range of spicy options, such as their Spicy Basil Fried Rice and Spicy Eggplant with Thai Basil.

3. My Thai Vegan Café

If you're looking for a vegan-friendly Thai restaurant that doesn't compromise on spice, My Thai Vegan Café is a great option. Located in Chinatown, this restaurant offers flavorful dishes like their Spicy Green Curry and Spicy Lemongrass Soup.

These are just a few examples of popular Thai restaurants in Boston that cater to those who enjoy spicy cuisine. It's always a good idea to check their websites or call ahead to confirm their current menu offerings and spice levels.

References:

• Dok Bua Thai Kitchen
• Brown Sugar Café
• My Thai Vegan Café