It struggled more with peanut butter and if nut butter is something you want to make in this blender, we suggest doing so with the tamper, which will help to an extent. In general, we found that ...

Ninja's Twisti SS151 high-speed blender has a built-in twisting tamper that produces super smooth smoothies every time. I test-drove Ninja's mighty blender for a month, churning out shakes ...

2. Begin blending at medium speed, and work your way up to high. 3. Use the blender’s tamper to push the fruit down to the bottom and remove any air bubbles from the corners. If your blender ...