In the last few years, high-quality consumer-grade sous vide machines have become very popular and inexpensive. The Anova Nano Precision Cooker is a great machine to start with for under $75. A step up in terms of power is the Anova WiFi circulator. Anova also makes some great containers for your water bath. Check out my post with all the essential Sous Vide Accessories to get you cooking sous vide at your best.