If you're looking for a few great growth stocks to buy now, there are still some excellent choices out there. But how do you find them? One Fool says that the big winners of the past few years could easily be the big winners of tomorrow.

In 2012, Motley Fool contributor Brian Stoffel published his growth portfolio for the year. The results: returns of 25.9% versus the S&P 500's return of just 11.7%. At the beginning of 2013, he did a little reshuffling; the portfolio -- and its return -- looks like this:

Core

Company

Allocation

Jan. 1 Balance

Current Balance

Change

Baidu 

11.5%

 $115.00

 $197.57

71.8%

Google (NASDAQ:GOOGL)

11.5%

 $115.00

 $181.24

57.6%

Amazon.com 

11.5%

 $115.00

 $184.69

60.6%

Whole Foods (NASDAQ:WFM)

11.5%

 $115.00

 $146.28

27.2%

Tier One

Starbucks 

7.5%

 $75.25

 $109.87

46%

Apple (NASDAQ:AAPL)

7.5%

 $75.25

 $80.59

7.1%

Intuitive Surgical 

7.5%

 $75.25

 $56.96

(24.3%)

IPG Photonics 

7.5%

 $75.25

 $88.27

17.3%

Tier Two

3D Systems (NYSE:DDD)

5%

 $50.00

 $127.85

155.7%

LinkedIn (NYSE:LNKD)

5%

 $50.00

 $95.80

91.6%

Stratasys 

5%

 $50.00

 $81.90

63.8%

Westport Innovations 

5%

 $50.00

 $36.55

(26.9%)

Lululemon Athletica 

5%

 $50.00

 $38.70

(22.6%)

 

       

Year to date

 

 $1,000.00

 $1,426.27

42.6%

Since inception

     

79.2%

Source: YCharts. Returns do not include dividends, accurate as of market close on December 23, 2013.

Obviously, a combined return of almost 80% -- which is beating the S&P 500 return of 43% -- is something to be pleased with. But what about picking growth stocks moving forward? In the video below, Brian Stoffel shares the three best picks from this portfolio for 2014.

John Mackey, co-CEO of Whole Foods Market, is a member of The Motley Fool's board of directors. Fool contributor Brian Stoffel owns shares of 3D Systems, Amazon.com, Apple, Baidu, Google, Intuitive Surgical, IPG Photonics, LinkedIn, Lululemon Athletica, Starbucks, Stratasys, Westport Innovations, and Whole Foods Market. The Motley Fool recommends 3D Systems, Amazon.com, Apple, Baidu, Google, Intuitive Surgical, IPG Photonics, LinkedIn, Lululemon Athletica, Starbucks, Stratasys, Westport Innovations, and Whole Foods Market. The Motley Fool owns shares of 3D Systems, Amazon.com, Apple, Baidu, Google, Intuitive Surgical, IPG Photonics, LinkedIn, Starbucks, Stratasys, Westport Innovations, and Whole Foods Market and has the following options: short January 2014 $20 puts on 3D Systems. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.