From @Brian Lagerstrom
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Ingredients
In saucier over med heat: add 1-2 T oil, sweat shallots + garlic with a pinch of salt 5 min to softened (no color)
Add wine; reduce fast to au sec (nearly dry).
Add stock; simmer to reduce by ⅔.
Reduce heat to low, whisk in cold butter a few cubes at a time to emulsify to a satiny sheen.
Off heat, stir in lemon zest and parsley. Serve immediately.
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