I made a chart of the omega-6 to omega 3 ratios of various nuts and seeds, most of which should be very limited if you're sticking to Esselstyn recommendations. Other current recommendations
How to Optimize Your Omega-6 to Omega-3 Ratio
Nutrients | Free Full-Text | An Increase in the Omega-6/Omega-3 Fatty Acid Ratio Increases the Risk for Obesity