This blender can mix your milkshake quickly. Serve it directly from the jug. The pulse function is very useful when dealing with tougher ingredients.
From Amazon
Geepas 550W 2 in 1 Food Jug Blender with 1.5L BPA Free Jar | 4 Sharp Stainless Steel Blades with 2 Speed | Ice Crusher, Mill, Coffee/Spice Grinder & Smoothie Maker - 2 Year Warranty
Wayfair
2 in 1 Food Jug Blender with 1.5L BPA Free jars, 2 Speed 550W